ORA-27091 ORA-27072 IBM AIX Risc System/6000 Error: 16: Device Busy Adding Node (Doc ID 1211450.1)

Last updated on SEPTEMBER 02, 2013

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.4 and later
Information in this document applies to any platform.
Adding new node to Existing RAC cluster

***Checked for relevance on 02-Sep-2013***

Symptoms

On : 10.2.0.4 version, STORAGE

When attempting to add a new node to the cluster on AIX platform using EMC PowerPath 5.3,
the following error occurs.

ERROR
-----------------------
ORA-27091: unable to queue I/O
ORA-27072: File I/O error
IBM AIX RISC System/6000 Error: 16: Device busy
Additional information: 7
Additional information: 2048
Additional information: -1
Wed Aug 18 12:28:27 2010


STEPS
-----------------------
The issue can be reproduced at will with the following steps:
1. Have a fully functional 2 node RAC cluster.
2. Set up a new node to be added and then try to share the storage with that node.
3. Experience the problem in the original 2 node cluster.

BUSINESS IMPACT
-----------------------
The issue has the following business impact:
Due to this issue, users cannot add new node to the cluster.


Changes

Added new node to existing RAC cluster.

Cause

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